When creation of the temporary tags file fails, call the pager

without the -T option, because otherwise the pager won't even start.
Fixing a bug reported by jca@.

While here, shorten the code by two lines
and delete one internal interface function.

1 files changed, 3 insertions, 9 deletions

diff --git a/tag.c b/tag.c
index 69f4e422..fd91e4a4 100644
--- a/tag.c
+++ b/tag.c
@@ -1,4 +1,4 @@
-/*      $Id: tag.c,v 1.2 2015/07/18 03:41:37 schwarze Exp $    */
+/*      $Id: tag.c,v 1.3 2015/07/21 03:26:22 schwarze Exp $    */
 /*
  * Copyright (c) 2015 Ingo Schwarze <schwarze@openbsd.org>
  *
@@ -52,7 +52,7 @@ static int		 tag_fd = -1;
  * where various marked-up terms are documented and create
  * the temporary tags file, saving the name for the pager.
  */
-void
+char *
 tag_init(void)
 {
 	struct ohash_info	 tag_info;
@@ -64,7 +64,7 @@ tag_init(void)
 	if ((tag_fd = mkstemp(tag_fn)) == -1) {
 		free(tag_fn);
 		tag_fn = NULL;
-		return;
+		return(NULL);
 	}
 
 	tag_info.alloc = tag_alloc;
@@ -73,12 +73,6 @@ tag_init(void)
 	tag_info.key_offset = offsetof(struct tag_entry, s);
 	tag_info.data = NULL;
 	ohash_init(&tag_data, 4, &tag_info);
-}
-
-char *
-tag_filename(void)
-{
-
 	return(tag_fn);
 }